Page 250 - Math Grade 12 (Advance)
P. 250

PROEUS DARA




                   Ql     0    eJ                   Ql
                  t m m r1i tHl.!l m t:l rn't:fls n iH'fl n t! 2l t! t rn   r  =  2 + 2cose
                             I         "  I
                                                                          1t
            t sit ruln t:ll tuLfilti~ ~rn  ~t:l rn t sit ruln t:ll n_H Sl g
                                                                          2      1t
                                                                                 3
            'i:fl8'i5Sl~tUG8~t:lrnJ:Huwm~tirn o  shAM~
                 .::          U    '-"U
            m2 ~ti ~ rn t t:H t! 'J t:l tint! mnt! 2l t! nli s t! 'i:fl8 ~ t! ci
                IU     \.:t   U   o<                &
                               I
            tUG8'i:fl8thul3  o  tSl8t~st!m8~ctnmR
                    a  u                   "
                                                           1t
                        """
            n ru;r rn 2l t! t rn t 8 L m 'i5  '1
                                                          77t
                                                          6
            ~ -I  b g4  1  ttfl rub~ 9l m (j18  r  d~ 8 ~ 0  b 94
            4  '1  tmr:fi8nnm:hmg  n::::e::::2n  tsimR
                         I
                               "
                   "
            n ru;r rn 1:~ n2l t! tL fi113 t 8 Lfflti  '1
                  &siQt129ltnHuli  2ltltrut88  Lmti~t:Jrnm8'i:flsnt!~mti8~t!  ttfirumnm  mf::lJ~fi
                     I                                                                   U
            ( Cardioid ) '1


                  mecfl1  :
               •  8~:mgl~ti8~8~61 a  ~ tu~ tiJ8J  n_r@m~~~rn~t:J rn'i:fl89Ll3ci n.m~ru2ltitLml3


                  r  =  a(l + cos9)  ,  r  = a(l + sin9)


                  r  = a(l-cos9)  ,  r  = a(l-sin9)'t:f18Lfi1'i51::hfi1f::lJ~61 Cardioid  '1
                                                                u






               ..   tti  Ia!  = lbl  tSl8t~m8Lmtimmt:lJ~61 '1
                                                 u





                          "'          ':1   QJ   11  eJ         0
                 Rfi7'CJ)Ul/1  2:  ~hl~fi1tib8 hl'i3fi1mtrn  r  = asin29  tHmg  a> 0  '1
                               u   ~           u
                  ""    """"     ,-,.41t        "      ""    ,-,.41t               ""'""'
                  me  tnsn o  bl:l'l   tSlg  2e  tL'ULtirnn  o  bl:l'l   '1  ~msg sin2e  tnsn o
                                    4                           2
                                                    u
                  '1  t88(l18thlBfim  r  tfis~ 0  &94  a  ~t:lb15  9  tsint!BtSlg [o,  !!:]  '1
                               61                                ,    GV     4
                 ttit~run e  tfis~ ~ t94  ~ tSlg  29  ~lYTIZ[,lj~ ~ tsi  1t  ttfiru  sin29  qg~ I  &94  0  '1

                 ~m8g r  qg~ a  t94  0  ~t:j[,lj  e  tsim~g [~  ,  ~]  '1

                                                                                           245
   245   246   247   248   249   250   251   252   253   254   255